[INFO] cloning repository https://github.com/vbo/nnrs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vbo/nnrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbo%2Fnnrs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbo%2Fnnrs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d2321ff9ded9e103826e2f6523d21cf5b8912a3b [INFO] building vbo/nnrs against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbo%2Fnnrs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vbo/nnrs on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vbo/nnrs [INFO] finished tweaking git repo https://github.com/vbo/nnrs [INFO] tweaked toml for git repo https://github.com/vbo/nnrs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/vbo/nnrs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] building vbo/nnrs against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbo%2Fnnrs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vbo/nnrs on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vbo/nnrs [INFO] finished tweaking git repo https://github.com/vbo/nnrs [INFO] tweaked toml for git repo https://github.com/vbo/nnrs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/vbo/nnrs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atty v0.2.9 [INFO] [stderr] Downloaded rand_derive v0.3.1 [INFO] [stderr] Downloaded proc-macro2 v0.3.7 [INFO] [stderr] Downloaded syn v0.13.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5a2d04dd88fc18de6d85ed570c8034e8f8e87f58e13a50c8973def1ee987054 [INFO] running `Command { std: "docker" "start" "-a" "f5a2d04dd88fc18de6d85ed570c8034e8f8e87f58e13a50c8973def1ee987054", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5a2d04dd88fc18de6d85ed570c8034e8f8e87f58e13a50c8973def1ee987054", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5a2d04dd88fc18de6d85ed570c8034e8f8e87f58e13a50c8973def1ee987054", kill_on_drop: false }` [INFO] [stdout] f5a2d04dd88fc18de6d85ed570c8034e8f8e87f58e13a50c8973def1ee987054 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d637a4416caf08b8fc3ac6bf5383719d8e6c4644e896150cd2d4f64cab09717 [INFO] running `Command { std: "docker" "start" "-a" "7d637a4416caf08b8fc3ac6bf5383719d8e6c4644e896150cd2d4f64cab09717", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling serde v1.0.43 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling itoa v0.4.1 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling byteorder v1.2.2 [INFO] [stderr] Compiling proc-macro2 v0.3.7 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling atty v0.2.9 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.13.1 [INFO] [stderr] Compiling rand_derive v0.3.1 [INFO] [stderr] Compiling serde_derive_internals v0.23.1 [INFO] [stderr] Compiling serde_derive v1.0.43 [INFO] [stderr] Compiling serde_json v1.0.16 [INFO] [stderr] Compiling nnrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time` [INFO] [stdout] --> src/mnist.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `math` [INFO] [stdout] --> src/mnist.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use math; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `math::Matrix` [INFO] [stdout] --> src/mnist.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use math::Matrix; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing` [INFO] [stdout] --> src/mnist.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use timing; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/network.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing::Timing` [INFO] [stdout] --> src/parallel_trainer.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use timing::Timing; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json` [INFO] [stdout] --> src/snake.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `nightly` [INFO] [stdout] --> src/snake_nn.rs:566:7 [INFO] [stdout] | [INFO] [stdout] 566 | #[cfg(nightly)] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Network` [INFO] [stdout] --> src/snake_nn.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use network::{Network, NetworkParameters, NetworkPredictor}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IndependentSample` and `Range` [INFO] [stdout] --> src/snake_nn.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::distributions::{IndependentSample, Range}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/snake_nn.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver` and `Sender` [INFO] [stdout] --> src/snake_nn.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | use std::sync::mpsc::{Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing::duration_as_total_nanos` [INFO] [stdout] --> src/snake_nn.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use timing::duration_as_total_nanos; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/snake_nn.rs:340:8 [INFO] [stdout] | [INFO] [stdout] 340 | if (rng.gen_range(0.0, 1.0) <= random_move_prob) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 340 - if (rng.gen_range(0.0, 1.0) <= random_move_prob) { [INFO] [stdout] 340 + if rng.gen_range(0.0, 1.0) <= random_move_prob { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stdout] --> src/timing.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::hash_map::Entry; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/snake_nn.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/snake_nn.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | thread::sleep_ms(SLEEP_INTERVAL_MS); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/snake_nn.rs:212:25 [INFO] [stdout] | [INFO] [stdout] 212 | thread::sleep_ms(SLEEP_INTERVAL_MS); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/snake.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hits` [INFO] [stdout] --> src/mnist.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let mut hits = 0usize; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/mnist.rs:98:30 [INFO] [stdout] | [INFO] [stdout] 98 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `log_every_n` [INFO] [stdout] --> src/mnist.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | log_every_n: usize, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_every_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mnist.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let mut hits = 0usize; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/network.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let mut nn: Self = serde_json::from_reader(&file).unwrap(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `thread_no` [INFO] [stdout] --> src/parallel_trainer.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | for thread_no in 0..num_threads { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_no` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:14 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:33 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:51 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | let mut local_nn_predictor = nn_predictor.clone(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:49:17 [INFO] [stdout] | [INFO] [stdout] 49 | let mut local_nn_trainer = Arc::new(Mutex::new(nn_trainer.clone())); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:94:21 [INFO] [stdout] | [INFO] [stdout] 94 | let mut output_nn_trainer = output_nn_trainer.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `outputs` [INFO] [stdout] --> src/parallel_trainer.rs:150:21 [INFO] [stdout] | [INFO] [stdout] 150 | let outputs = local_nn_predictor [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_outputs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:123:5 [INFO] [stdout] | [INFO] [stdout] 123 | mut job_receiver: Arc>>, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:124:5 [INFO] [stdout] | [INFO] [stdout] 124 | mut output_sender: Sender>>, [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | mut local_nn_trainer: Arc>, [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iters` [INFO] [stdout] --> src/snake.rs:168:21 [INFO] [stdout] | [INFO] [stdout] 168 | let mut iters = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_iters` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake.rs:168:17 [INFO] [stdout] | [INFO] [stdout] 168 | let mut iters = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `epoch_no` [INFO] [stdout] --> src/snake_nn.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | for epoch_no in 0..num_epochs { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch_no` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/snake_nn.rs:90:30 [INFO] [stdout] | [INFO] [stdout] 90 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/snake_nn.rs:109:18 [INFO] [stdout] | [INFO] [stdout] 109 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let mut nn = network::Network::load_from_file(model_input_path); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:131:21 [INFO] [stdout] | [INFO] [stdout] 131 | let mut state = GameState { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | let mut nn = network::Network::load_from_file(model_path); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:231:13 [INFO] [stdout] | [INFO] [stdout] 231 | let mut layer = nn.add_hidden_layer(shape[i]); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_gain` [INFO] [stdout] --> src/snake_nn.rs:357:13 [INFO] [stdout] | [INFO] [stdout] 357 | let (i, max_gain) = get_max_with_pos(snake_inputs_gains.as_slice()); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_gain` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_next_action_optimal` [INFO] [stdout] --> src/snake_nn.rs:503:13 [INFO] [stdout] | [INFO] [stdout] 503 | let is_next_action_optimal = session[i - 1].is_optimal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_next_action_optimal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/snake_nn.rs:530:9 [INFO] [stdout] | [INFO] [stdout] 530 | for i in 0..MAP_WIDTH * MAP_HEIGHT - 1 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:53:24 [INFO] [stdout] | [INFO] [stdout] 53 | fn execute_mnist_train(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:68:22 [INFO] [stdout] | [INFO] [stdout] 68 | fn execute_snake_new(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:73:24 [INFO] [stdout] | [INFO] [stdout] 73 | fn execute_snake_train(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:93:22 [INFO] [stdout] | [INFO] [stdout] 93 | fn execute_snake_gen(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:101:23 [INFO] [stdout] | [INFO] [stdout] 101 | fn execute_snake_demo(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_same_dim`, `from_slice`, `dot_vec`, and `transpose` are never used [INFO] [stdout] --> src/math.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Matrix { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn new_same_dim(m: &Matrix) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn from_slice(rows: usize, cols: usize, content: &[f64]) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn dot_vec(&self, vec: &Vector, res: &mut Vector) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 155 | pub fn transpose(&self, res: &mut Matrix) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_slice`, `empty`, `init_rand`, `copy_from`, `add`, and `fill_rand` are never used [INFO] [stdout] --> src/math.rs:241:12 [INFO] [stdout] | [INFO] [stdout] 233 | impl Vector { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 241 | pub fn from_slice(content: &[f64]) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 248 | pub fn empty() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 267 | pub fn init_rand(mut self) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 286 | pub fn copy_from(&mut self, v: &Vector) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 322 | pub fn add(&mut self, v: &Vector) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 335 | pub fn fill_rand(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `NANOS_IN_SECOND` is never used [INFO] [stdout] --> src/mnist.rs:28:7 [INFO] [stdout] | [INFO] [stdout] 28 | const NANOS_IN_SECOND: u64 = 1_000_000_000; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_layer_mut` is never used [INFO] [stdout] --> src/network.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 38 | impl NetworkParameters { [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 46 | fn get_layer_mut(&mut self, id: LayerID) -> &mut Layer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `calc_layers_order`, `predict`, `backward_propagation`, and `apply_batch` are never used [INFO] [stdout] --> src/network.rs:462:8 [INFO] [stdout] | [INFO] [stdout] 394 | impl Network { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 462 | fn calc_layers_order(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 466 | pub fn predict(&mut self, input_data: &[f64]) -> &Vector { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 470 | pub fn backward_propagation(&mut self, true_outputs: &Vector) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 530 | pub fn apply_batch(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `shared_training_data`, `job_receiver`, `output_sender`, and `join_handles` are never read [INFO] [stdout] --> src/parallel_trainer.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct ParallelTrainer { [INFO] [stdout] | --------------- fields in this struct [INFO] [stdout] 22 | shared_training_data: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | job_receiver: Arc>>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 30 | output_sender: Sender>>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 31 | output_receiver: Receiver>>, [INFO] [stdout] 32 | join_handles: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `teach_nn` is never used [INFO] [stdout] --> src/snake_nn.rs:384:4 [INFO] [stdout] | [INFO] [stdout] 384 | fn teach_nn( [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `elapsed` is never used [INFO] [stdout] --> src/timing.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Timing { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn elapsed(&self, name: &str) -> time::Duration { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/math.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(Debug, Serialize, Deserialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Matrix` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Matrix` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/math.rs:5:28 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(Debug, Serialize, Deserialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Matrix` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Matrix` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/math.rs:216:24 [INFO] [stdout] | [INFO] [stdout] 216 | #[derive(Debug, Clone, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Vector` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Vector` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/math.rs:216:35 [INFO] [stdout] | [INFO] [stdout] 216 | #[derive(Debug, Clone, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Vector` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Vector` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `NetworkParameters` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_NetworkParameters` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `NetworkParameters` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_NetworkParameters` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:371:51 [INFO] [stdout] | [INFO] [stdout] 371 | #[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerID` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_LayerID` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:371:62 [INFO] [stdout] | [INFO] [stdout] 371 | #[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerID` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_LayerID` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:379:10 [INFO] [stdout] | [INFO] [stdout] 379 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerKind` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_LayerKind` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:379:21 [INFO] [stdout] | [INFO] [stdout] 379 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerKind` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_LayerKind` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:543:10 [INFO] [stdout] | [INFO] [stdout] 543 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Layer` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Layer` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:543:21 [INFO] [stdout] | [INFO] [stdout] 543 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Layer` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Layer` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:562:10 [INFO] [stdout] | [INFO] [stdout] 562 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerDependency` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_LayerDependency` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:562:21 [INFO] [stdout] | [INFO] [stdout] 562 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerDependency` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_LayerDependency` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parallel_trainer.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | / self.job_sender.send(TrainingJob { [INFO] [stdout] 86 | | examples_indices: chunk, [INFO] [stdout] 87 | | network_parameters: self.shared_nn_parameters.clone(), [INFO] [stdout] 88 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 85 | let _ = self.job_sender.send(TrainingJob { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parallel_trainer.rs:160:9 [INFO] [stdout] | [INFO] [stdout] 160 | output_sender.send(local_nn_trainer.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 160 | let _ = output_sender.send(local_nn_trainer.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Clone, Debug, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `GameState` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_GameState` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:10:35 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Clone, Debug, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `GameState` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_GameState` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:21:42 [INFO] [stdout] | [INFO] [stdout] 21 | #[derive(Copy, Clone, Debug, Rand, Hash, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeInput` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_SnakeInput` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:21:53 [INFO] [stdout] | [INFO] [stdout] 21 | #[derive(Copy, Clone, Debug, Rand, Hash, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeInput` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_SnakeInput` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:32:41 [INFO] [stdout] | [INFO] [stdout] 32 | #[derive(Copy, Clone, Debug, PartialEq, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeTile` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_SnakeTile` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:32:52 [INFO] [stdout] | [INFO] [stdout] 32 | #[derive(Copy, Clone, Debug, PartialEq, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeTile` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_SnakeTile` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:47:24 [INFO] [stdout] | [INFO] [stdout] 47 | #[derive(Clone, Debug, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeMap` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_SnakeMap` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:47:35 [INFO] [stdout] | [INFO] [stdout] 47 | #[derive(Clone, Debug, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeMap` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_SnakeMap` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | writer.write("\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 118 | let _ = writer.write("\n".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 120 | let _ = writer.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 131 | writer.write(character.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 131 | let _ = writer.write(character.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake_nn.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | #[derive(Debug, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SessionStep` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_SessionStep` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake_nn.rs:34:28 [INFO] [stdout] | [INFO] [stdout] 34 | #[derive(Debug, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SessionStep` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_SessionStep` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake_nn.rs:140:21 [INFO] [stdout] | [INFO] [stdout] 140 | write!(training_data_file, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake_nn.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | jh.join(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 150 | let _ = jh.join(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:203:17 [INFO] [stdout] | [INFO] [stdout] 203 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_shorthand_field_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:271:13 [INFO] [stdout] | [INFO] [stdout] 271 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:308:17 [INFO] [stdout] | [INFO] [stdout] 308 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/timing.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | writeln!(f, "=== Timing ==="); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/timing.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | / writeln!( [INFO] [stdout] 78 | | f, [INFO] [stdout] 79 | | "{}: {}.{:04}s", [INFO] [stdout] 80 | | name, [INFO] [stdout] 81 | | timer.duration.as_secs(), [INFO] [stdout] 82 | | timer.duration.subsec_nanos() / 1000000 [INFO] [stdout] 83 | | ); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.58s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.13.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "7d637a4416caf08b8fc3ac6bf5383719d8e6c4644e896150cd2d4f64cab09717", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d637a4416caf08b8fc3ac6bf5383719d8e6c4644e896150cd2d4f64cab09717", kill_on_drop: false }` [INFO] [stdout] 7d637a4416caf08b8fc3ac6bf5383719d8e6c4644e896150cd2d4f64cab09717 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 068dcbb3b27bb36bb9fa63a39edca610dc8238c764a434d6335c9fcb25da2a69 [INFO] running `Command { std: "docker" "start" "-a" "068dcbb3b27bb36bb9fa63a39edca610dc8238c764a434d6335c9fcb25da2a69", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling nnrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time` [INFO] [stdout] --> src/mnist.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `math` [INFO] [stdout] --> src/mnist.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use math; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `math::Matrix` [INFO] [stdout] --> src/mnist.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use math::Matrix; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing` [INFO] [stdout] --> src/mnist.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use timing; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/network.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing::Timing` [INFO] [stdout] --> src/parallel_trainer.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use timing::Timing; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json` [INFO] [stdout] --> src/snake.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `nightly` [INFO] [stdout] --> src/snake_nn.rs:566:7 [INFO] [stdout] | [INFO] [stdout] 566 | #[cfg(nightly)] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Network` [INFO] [stdout] --> src/snake_nn.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use network::{Network, NetworkParameters, NetworkPredictor}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IndependentSample` and `Range` [INFO] [stdout] --> src/snake_nn.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::distributions::{IndependentSample, Range}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/snake_nn.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver` and `Sender` [INFO] [stdout] --> src/snake_nn.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | use std::sync::mpsc::{Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `timing::duration_as_total_nanos` [INFO] [stdout] --> src/snake_nn.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use timing::duration_as_total_nanos; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/snake_nn.rs:340:8 [INFO] [stdout] | [INFO] [stdout] 340 | if (rng.gen_range(0.0, 1.0) <= random_move_prob) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 340 - if (rng.gen_range(0.0, 1.0) <= random_move_prob) { [INFO] [stdout] 340 + if rng.gen_range(0.0, 1.0) <= random_move_prob { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry` [INFO] [stdout] --> src/timing.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::hash_map::Entry; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/snake_nn.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/snake_nn.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | thread::sleep_ms(SLEEP_INTERVAL_MS); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/snake_nn.rs:212:25 [INFO] [stdout] | [INFO] [stdout] 212 | thread::sleep_ms(SLEEP_INTERVAL_MS); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/snake.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hits` [INFO] [stdout] --> src/mnist.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let mut hits = 0usize; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/mnist.rs:98:30 [INFO] [stdout] | [INFO] [stdout] 98 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `log_every_n` [INFO] [stdout] --> src/mnist.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | log_every_n: usize, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_every_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mnist.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let mut hits = 0usize; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/network.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let mut nn: Self = serde_json::from_reader(&file).unwrap(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `layer_order` [INFO] [stdout] --> src/network.rs:645:13 [INFO] [stdout] | [INFO] [stdout] 645 | let layer_order = nn.calc_layers_order(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_layer_order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `thread_no` [INFO] [stdout] --> src/parallel_trainer.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | for thread_no in 0..num_threads { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_no` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:14 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:33 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:37:51 [INFO] [stdout] | [INFO] [stdout] 37 | let (mut nn_parameters, mut nn_predictor, mut nn_trainer) = network.as_parts(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | let mut local_nn_predictor = nn_predictor.clone(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:49:17 [INFO] [stdout] | [INFO] [stdout] 49 | let mut local_nn_trainer = Arc::new(Mutex::new(nn_trainer.clone())); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:94:21 [INFO] [stdout] | [INFO] [stdout] 94 | let mut output_nn_trainer = output_nn_trainer.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `outputs` [INFO] [stdout] --> src/parallel_trainer.rs:150:21 [INFO] [stdout] | [INFO] [stdout] 150 | let outputs = local_nn_predictor [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_outputs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:123:5 [INFO] [stdout] | [INFO] [stdout] 123 | mut job_receiver: Arc>>, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:124:5 [INFO] [stdout] | [INFO] [stdout] 124 | mut output_sender: Sender>>, [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parallel_trainer.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | mut local_nn_trainer: Arc>, [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iters` [INFO] [stdout] --> src/snake.rs:168:21 [INFO] [stdout] | [INFO] [stdout] 168 | let mut iters = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_iters` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake.rs:168:17 [INFO] [stdout] | [INFO] [stdout] 168 | let mut iters = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `epoch_no` [INFO] [stdout] --> src/snake_nn.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | for epoch_no in 0..num_epochs { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch_no` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/snake_nn.rs:90:30 [INFO] [stdout] | [INFO] [stdout] 90 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `predictor` [INFO] [stdout] --> src/snake_nn.rs:109:18 [INFO] [stdout] | [INFO] [stdout] 109 | let (params, predictor, _) = parallel_trainer.borrow_network_parts(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predictor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let mut nn = network::Network::load_from_file(model_input_path); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:131:21 [INFO] [stdout] | [INFO] [stdout] 131 | let mut state = GameState { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | let mut nn = network::Network::load_from_file(model_path); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snake_nn.rs:231:13 [INFO] [stdout] | [INFO] [stdout] 231 | let mut layer = nn.add_hidden_layer(shape[i]); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_gain` [INFO] [stdout] --> src/snake_nn.rs:357:13 [INFO] [stdout] | [INFO] [stdout] 357 | let (i, max_gain) = get_max_with_pos(snake_inputs_gains.as_slice()); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_gain` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_next_action_optimal` [INFO] [stdout] --> src/snake_nn.rs:503:13 [INFO] [stdout] | [INFO] [stdout] 503 | let is_next_action_optimal = session[i - 1].is_optimal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_next_action_optimal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/snake_nn.rs:530:9 [INFO] [stdout] | [INFO] [stdout] 530 | for i in 0..MAP_WIDTH * MAP_HEIGHT - 1 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:53:24 [INFO] [stdout] | [INFO] [stdout] 53 | fn execute_mnist_train(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:68:22 [INFO] [stdout] | [INFO] [stdout] 68 | fn execute_snake_new(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:73:24 [INFO] [stdout] | [INFO] [stdout] 73 | fn execute_snake_train(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:93:22 [INFO] [stdout] | [INFO] [stdout] 93 | fn execute_snake_gen(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:101:23 [INFO] [stdout] | [INFO] [stdout] 101 | fn execute_snake_demo(matches: &ArgMatches, submatches: &ArgMatches) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_same_dim` and `dot_vec` are never used [INFO] [stdout] --> src/math.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Matrix { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn new_same_dim(m: &Matrix) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn dot_vec(&self, vec: &Vector, res: &mut Vector) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `empty`, `init_rand`, `copy_from`, `add`, and `fill_rand` are never used [INFO] [stdout] --> src/math.rs:248:12 [INFO] [stdout] | [INFO] [stdout] 233 | impl Vector { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 248 | pub fn empty() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 267 | pub fn init_rand(mut self) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 286 | pub fn copy_from(&mut self, v: &Vector) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 322 | pub fn add(&mut self, v: &Vector) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 335 | pub fn fill_rand(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `NANOS_IN_SECOND` is never used [INFO] [stdout] --> src/mnist.rs:28:7 [INFO] [stdout] | [INFO] [stdout] 28 | const NANOS_IN_SECOND: u64 = 1_000_000_000; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_layer_mut` is never used [INFO] [stdout] --> src/network.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 38 | impl NetworkParameters { [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 46 | fn get_layer_mut(&mut self, id: LayerID) -> &mut Layer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `predict`, `backward_propagation`, and `apply_batch` are never used [INFO] [stdout] --> src/network.rs:466:12 [INFO] [stdout] | [INFO] [stdout] 394 | impl Network { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 466 | pub fn predict(&mut self, input_data: &[f64]) -> &Vector { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 470 | pub fn backward_propagation(&mut self, true_outputs: &Vector) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 530 | pub fn apply_batch(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `shared_training_data`, `job_receiver`, `output_sender`, and `join_handles` are never read [INFO] [stdout] --> src/parallel_trainer.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct ParallelTrainer { [INFO] [stdout] | --------------- fields in this struct [INFO] [stdout] 22 | shared_training_data: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | job_receiver: Arc>>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 30 | output_sender: Sender>>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 31 | output_receiver: Receiver>>, [INFO] [stdout] 32 | join_handles: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `teach_nn` is never used [INFO] [stdout] --> src/snake_nn.rs:384:4 [INFO] [stdout] | [INFO] [stdout] 384 | fn teach_nn( [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `elapsed` is never used [INFO] [stdout] --> src/timing.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Timing { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn elapsed(&self, name: &str) -> time::Duration { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/math.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(Debug, Serialize, Deserialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Matrix` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Matrix` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/math.rs:5:28 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(Debug, Serialize, Deserialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Matrix` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Matrix` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/math.rs:216:24 [INFO] [stdout] | [INFO] [stdout] 216 | #[derive(Debug, Clone, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Vector` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Vector` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/math.rs:216:35 [INFO] [stdout] | [INFO] [stdout] 216 | #[derive(Debug, Clone, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Vector` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Vector` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `NetworkParameters` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_NetworkParameters` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `NetworkParameters` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_NetworkParameters` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:371:51 [INFO] [stdout] | [INFO] [stdout] 371 | #[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerID` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_LayerID` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:371:62 [INFO] [stdout] | [INFO] [stdout] 371 | #[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerID` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_LayerID` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:379:10 [INFO] [stdout] | [INFO] [stdout] 379 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerKind` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_LayerKind` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:379:21 [INFO] [stdout] | [INFO] [stdout] 379 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerKind` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_LayerKind` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:543:10 [INFO] [stdout] | [INFO] [stdout] 543 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Layer` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Layer` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:543:21 [INFO] [stdout] | [INFO] [stdout] 543 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `Layer` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Layer` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:562:10 [INFO] [stdout] | [INFO] [stdout] 562 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerDependency` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_LayerDependency` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/network.rs:562:21 [INFO] [stdout] | [INFO] [stdout] 562 | #[derive(Serialize, Deserialize, Clone)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `LayerDependency` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_LayerDependency` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parallel_trainer.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | / self.job_sender.send(TrainingJob { [INFO] [stdout] 86 | | examples_indices: chunk, [INFO] [stdout] 87 | | network_parameters: self.shared_nn_parameters.clone(), [INFO] [stdout] 88 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 85 | let _ = self.job_sender.send(TrainingJob { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/parallel_trainer.rs:160:9 [INFO] [stdout] | [INFO] [stdout] 160 | output_sender.send(local_nn_trainer.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 160 | let _ = output_sender.send(local_nn_trainer.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Clone, Debug, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `GameState` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_GameState` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:10:35 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Clone, Debug, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `GameState` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_GameState` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:21:42 [INFO] [stdout] | [INFO] [stdout] 21 | #[derive(Copy, Clone, Debug, Rand, Hash, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeInput` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_SnakeInput` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:21:53 [INFO] [stdout] | [INFO] [stdout] 21 | #[derive(Copy, Clone, Debug, Rand, Hash, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeInput` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_SnakeInput` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:32:41 [INFO] [stdout] | [INFO] [stdout] 32 | #[derive(Copy, Clone, Debug, PartialEq, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeTile` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_SnakeTile` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:32:52 [INFO] [stdout] | [INFO] [stdout] 32 | #[derive(Copy, Clone, Debug, PartialEq, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeTile` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_SnakeTile` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:47:24 [INFO] [stdout] | [INFO] [stdout] 47 | #[derive(Clone, Debug, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeMap` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_SnakeMap` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake.rs:47:35 [INFO] [stdout] | [INFO] [stdout] 47 | #[derive(Clone, Debug, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SnakeMap` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_SnakeMap` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | writer.write("\n".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 118 | let _ = writer.write("\n".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 120 | let _ = writer.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 131 | writer.write(character.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 131 | let _ = writer.write(character.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake_nn.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | #[derive(Debug, Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SessionStep` is not local [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_SessionStep` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/snake_nn.rs:34:28 [INFO] [stdout] | [INFO] [stdout] 34 | #[derive(Debug, Serialize, Deserialize)] [INFO] [stdout] | -^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `SessionStep` is not local [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_SessionStep` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake_nn.rs:140:21 [INFO] [stdout] | [INFO] [stdout] 140 | write!(training_data_file, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake_nn.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | jh.join(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 150 | let _ = jh.join(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:203:17 [INFO] [stdout] | [INFO] [stdout] 203 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_shorthand_field_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:271:13 [INFO] [stdout] | [INFO] [stdout] 271 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `game_over:` in this pattern is redundant [INFO] [stdout] --> src/snake_nn.rs:308:17 [INFO] [stdout] | [INFO] [stdout] 308 | game_over: game_over, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `game_over` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/timing.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | writeln!(f, "=== Timing ==="); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/timing.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | / writeln!( [INFO] [stdout] 78 | | f, [INFO] [stdout] 79 | | "{}: {}.{:04}s", [INFO] [stdout] 80 | | name, [INFO] [stdout] 81 | | timer.duration.as_secs(), [INFO] [stdout] 82 | | timer.duration.subsec_nanos() / 1000000 [INFO] [stdout] 83 | | ); [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.34s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.13.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "068dcbb3b27bb36bb9fa63a39edca610dc8238c764a434d6335c9fcb25da2a69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "068dcbb3b27bb36bb9fa63a39edca610dc8238c764a434d6335c9fcb25da2a69", kill_on_drop: false }` [INFO] [stdout] 068dcbb3b27bb36bb9fa63a39edca610dc8238c764a434d6335c9fcb25da2a69